Home / 47,734.28-71,595.90-12,676.68

Finding the Fourth Proportional to 47,734.28, 71,595.90 and 12,676.68

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Solution

The fourth proportional to 47,734.28, 71,595.90 and 12,676.68 is: 19,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,734.28 : 71,595.90 = 12,676.68 : x
  2. Step 2: Convert to fraction form
    47,734.28/71,595.90 = 12,676.68/x
  3. Step 3: Cross multiply
    47,734.28x = 71,595.90 × 12,676.68
  4. Step 4: Simplify right side
    47,734.28x = 907,598,313.61
  5. Step 5: Solve for x
    x = 907,598,313.61/47,734.28
  6. Step 6: Final answer
    x = 19,013.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.